<?php

/**
 * This is the model class for table "{{lookup}}".
 *
 * The followings are the available columns in table '{{lookup}}':
 * @property integer $id
 * @property string $name
 * @property integer $code
 * @property string $type
 * @property integer $position
 */
class Lookup extends CActiveRecord
{

    private static $_items = array ();

    public static function items($type)
    {
        if (! isset ( self::$_items [$type] ))
            self::loadItems ( $type );
        return self::$_items [$type];
    }

    public static function item($type, $code)
    {
        if (! isset ( self::$_items [$type] ))
            self::loadItems ( $type );
        return isset ( self::$_items [$type] [$code] ) ? self::$_items [$type] [$code] : false;
    }

    private static function loadItems($type)
    {
        self::$_items [$type] = array ();
        $models = self::model ()->findAll ( array (

        'condition' => 'type=:type', 

        'params' => array (':type' => $type ), 

        'order' => 'position' ) ); //findAll
        

        foreach ( $models as $model )
            self::$_items [$type] [$model->code] = $model->name;
    }

    /**
     * Returns the static model of the specified AR class.
     * @param string $className active record class name.
     * @return Lookup the static model class
     */
    public static function model($className = __CLASS__)
    {
        return parent::model ( $className );
    }

    /**
     * @return string the associated database table name
     */
    public function tableName()
    {
        return '{{lookup}}';
    }

    /**
     * @return array validation rules for model attributes.
     */
    public function rules()
    {
        // NOTE: you should only define rules for those attributes that
        // will receive user inputs.
        return array (array ('name, code, type, position', 'required' ), 

        array ('code, position', 'numerical', 'integerOnly' => true ), 

        // The following rule is used by search().
        array ('name, type', 'length', 'max' => 128 ), 

        // Please remove those attributes that should not be searched.
        array ('id, name, code, type, position', 'safe', 'on' => 'search' ) );
    }

    /**
     * @return array relational rules.
     */
    public function relations()
    {
        // NOTE: you may need to adjust the relation name and the related
        // class name for the relations automatically generated below.
        return array ();
    }

    /**
     * @return array customized attribute labels (name=>label)
     */
    public function attributeLabels()
    {
        return array ('id' => 'ID', 'name' => 'Name', 'code' => 'Code', 

        'type' => 'Type', 'position' => 'Position' );
    }

    /**
     * Retrieves a list of models based on the current search/filter conditions.
     * @return CActiveDataProvider the data provider that can return the models based on the search/filter conditions.
     */
    public function search()
    {
        // Warning: Please modify the following code to remove attributes that
        // should not be searched.
        

        $criteria = new CDbCriteria ();
        
        $criteria->compare ( 'id', $this->id );
        $criteria->compare ( 'name', $this->name, true );
        $criteria->compare ( 'code', $this->code );
        $criteria->compare ( 'type', $this->type, true );
        $criteria->compare ( 'position', $this->position );
        
        return new CActiveDataProvider ( $this, array ('criteria' => $criteria ) );
    }
}